“Then I thought, ‘What the Hell. Let’s see what he does.” The dad of one added: “He lifted up the false leg and warned me he needed to roll down the sock because the tag had to go on the skin.

“I thought he’d realise then but he fitted the tag and asked me how it felt.”

Ashton, who lost his left leg in a motorcycle crash, was told to walk around his home in Grays, Essex, to test the device. He said: “I had to force myself not to laugh. I could have told him but I’ve let it go this far to highlight how ridiculous it is.”